package com.dwjm.shop.goods;

import com.dwjm.shop.utils.CommonResult;
import com.google.gson.Gson;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;
@WebServlet("/queryByCondition")
public class QueryConditionHandler  extends HttpServlet {

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        req.setCharacterEncoding("UTF-8");
        resp.setCharacterEncoding("UTF-8");
        resp.setContentType("text/html;charset=UTF-8");
        String keyword = req.getParameter("keywords");
        GoodDaoImpl goodDao = new GoodDaoImpl();
        List<Goods> goodsByKeyword = goodDao.findGoodsByKeyword(keyword);
        Gson gson = new Gson();
        if (goodsByKeyword.size() > 0) {
            CommonResult<List<Goods>> success = CommonResult.success(goodsByKeyword);
            String s = gson.toJson(success);
            resp.getWriter().write(s);
        }else {
            CommonResult<String> fail = CommonResult.fail(500, "没有对应的数据");
            resp.getWriter().write(fail.getCode());
        }
    }
}
